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Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 32 · 40 questions
TalentJR

The fast method (Count the places): Forget the points and multiply the whole numbers: 2.5 × 1.4 → 25 × 14 = 350. Count the decimal places in both numbers: 1 + 1 = 2. Put the point that many places from the right: 3.50 — then drop the 0 at the end: 3.5.

NameDateTime takenScore ___ / 40
  1. 1.9.7 × 0.6 =
  2. 2.0.37 × 2.3 =
  3. 3.0.3 × 0.16 =
  4. 4.2.7 × 2.3 =
  5. 5.1.3 × 0.28 =
  6. 6.1.7 × 0.3 =
  7. 7.5.6 × 3.1 =
  8. 8.0.26 × 3.9 =
  9. 9.0.62 × 1.6 =
  10. 10.3.8 × 2.5 =
  11. 11.0.7 × 0.21 =
  12. 12.0.43 × 1.5 =
  13. 13.0.52 × 3.1 =
  14. 14.3.4 × 0.18 =
  15. 15.3.7 × 2.7 =
  16. 16.0.54 × 1.9 =
  17. 17.2.2 × 0.31 =
  18. 18.0.08 × 1.9 =
  19. 19.1.6 × 0.5 =
  20. 20.0.67 × 2.6 =
  21. 21.0.9 × 3.3 =
  22. 22.8.5 × 0.21 =
  23. 23.0.15 × 0.8 =
  24. 24.8.1 × 0.2 =
  25. 25.3.4 × 1.4 =
  26. 26.0.55 × 3.8 =
  27. 27.4.1 × 0.22 =
  28. 28.2.7 × 0.17 =
  29. 29.3.5 × 3.5 =
  30. 30.3.4 × 3.4 =
  31. 31.0.71 × 2.1 =
  32. 32.0.42 × 0.2 =
  33. 33.6.1 × 0.7 =
  34. 34.6.1 × 0.14 =
  35. 35.7.8 × 0.14 =
  36. 36.7.7 × 0.17 =
  37. 37.5.3 × 2.8 =
  38. 38.0.9 × 0.07 =
  39. 39.0.71 × 0.9 =
  40. 40.9.8 × 0.02 =

Answer key

  1. 5.82
  2. 0.851
  3. 0.048
  4. 6.21
  5. 0.364
  6. 0.51
  7. 17.36
  8. 1.014
  9. 0.992
  10. 9.5
  11. 0.147
  12. 0.645
  13. 1.612
  14. 0.612
  15. 9.99
  16. 1.026
  17. 0.682
  18. 0.152
  19. 0.8
  20. 1.742
  21. 2.97
  22. 1.785
  23. 0.12
  24. 1.62
  25. 4.76
  26. 2.09
  27. 0.902
  28. 0.459
  29. 12.25
  30. 11.56
  31. 1.491
  32. 0.084
  33. 4.27
  34. 0.854
  35. 1.092
  36. 1.309
  37. 14.84
  38. 0.063
  39. 0.639
  40. 0.196

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